Switches
Switches are configured in an 8 x 8 matrix of columns (switch drives) and rows (switch returns) with up to 64
switches posslble. Thè switch tests Include three parts; switch test, active switches, and bad switches. Row and
column wire colors are indlcated In each test using corresponding resistor color code numbers.
Switch Test
From thè Display Manual test, operate STEP push-button switch. Player 1 and 2 displays Indicate SWITCH TEST,
dose each switch and observe thè displays. Thè Player 1 and 2 displays will indicate thè switch name, thè Player
3 display indicates thè row and column wire colors, and thè Player 4 display indicates thè switch number. When
a switch is released, thè name and number dlsappear until another switch is closed or thè test is exited.
Active Switches
Operate thè STEP push-button switch from thè Switch Test. Player 1 and 2 Displays indicate ACTIVE SWITCHES.
If any switches are stuck closed (or madefrom thè presence of a ball), thè Player 1 and 2 displays sequence through
switch names, thè Player 3 display indicates thè row and column wire colors, and thè switch numbers are indicated
in thè Player 4 display. This cycle continues until all switches are cleared or until thè STEP push-button switch Is
depresseci.
SWITCH MATRIX CHART
'*S
s
C0LUMN
ROU^X^
1
Q55
GRN-BRN
CN8-1
2
Q54
GRN-RED
CN8-2
3
Q53
GRN-0RN
CN8-3
4
Q52
GRN-YEL
CN8-4
5
Q51
GRN-BLK
CN8-5
6 Q50
GRN-BLU
CN8-7
7 Q49
GRN-VIO
CN8-8
8
Q48
GRN-GRY
CN8-9
1
UHT-BRN
CN10-9
Plunb
Tilt !
Not Used
9
Left
Top
Lane 17
Not Used
25
Left
3
Bank
Top 33
Right
3
Bank
T
OP
41
Bat
_ Bar.
Standup4g
Not Used
57
2
UHT-RED
CN10-8
Not Used
2
Outhole
10
Center
Lane 18
Not Used
26
Left
3
Bank
Niddle 34
Right
3
Bank
Middle 42
MuseuM
Motor
U
P
58
Not Used
58
3
UHT-ORN
CN10-7
Credit
Button
3
Trough
#1
H
Left il
Right
Top
Lane 19
Not Used
27
Left
3
Bank
Botton35
Right
3
Bank
Bottom 43
MuseuM
Notor
Down 51
Not Used
59
4
UHT-YEL
CN10-6
Right
Coin 4
Trough
#2
Center 12
Not Used
20
Ranp
Entrance
28
Joker
Left
Eye 36
Not Used
44
Right
UUK
Top 52
Not Used
60
5
UHT-GRN
CN10-5
Center
Coin 5
Trough
#3
Right 13
Left
Return
Ranp
Exit 29
Joker
Right
Eye 37
Not Used
45
Right
UUK
BottOH53
Not Used
61
6
UHT-BLU
CN10-3
Left
Coin g
Shooter
L
™ 14
Right
Return 22
Not Used
38
Joker
Nouth 3Q
Not Used
46
Left
Turbo
Bunper54
Not Used
62
7
UHT-VIO
CN10-2
Slan
Tilt
Left
E0S
15
Left
Outlane^
Not Used
31
Left
UUK 39
Left
Slingshot
47
Center
Turbo
BUMperg
g
Not Used
63
8
UHT-GRV
CN10-1
Not Used
8
Right
EOS
16
Right
Outlane
24
Not Used
32
Not Used
40
Right
Slingshot
48
Right
Turbo
Bunpergg
Not Used
64
24
Game Diagnostics
